BUTLER, JOSEPH,MOORE, DAVID,DRAPER, PAUL RICHARD,GILMORE, STEPHEN FRANCIS
申请号：
CA2838812
公开号：
CA2838812A1
申请日:
2012.07.12
申请国别(地区):
CA
年份:
2013
代理人:
摘要：
A drug delivery device comprising； a housing； a plurality of contacts (212)； and a cylindrical member (406) configured to be rotatably supported inside the housing, wherein the outer surface of the cylindrical member is provided with a plurality of tracks together forming an encoder, each track comprising conductive segments and nonconductive segments, and wherein the cylindrical member is supported in the housing such that each track is engaged by a respective one of the plurality of contacts.
